package edu.sctu.practice.class01.zhangwang.day2015_10_29.test22;

/**
 * Created by Z_W on 2015/11/1.
 */
public class InterfaceDemo {
    public static void main(String[] args) {
        Bike bike = new Bike();
        Bus bus = new Bus();

        bike.start(15);
        bike.stop(9);

        bus.start(20);
        bus.stop(12);
    }
}
